Home / 806,041.60-1,209,130.08-245,080.96

Finding the Fourth Proportional to 806,041.60, 1,209,130.08 and 245,080.96

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Solution

The fourth proportional to 806,041.60, 1,209,130.08 and 245,080.96 is: 367,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,041.60 : 1,209,130.08 = 245,080.96 : x
  2. Step 2: Convert to fraction form
    806,041.60/1,209,130.08 = 245,080.96/x
  3. Step 3: Cross multiply
    806,041.60x = 1,209,130.08 × 245,080.96
  4. Step 4: Simplify right side
    806,041.60x = 296,334,760,771.28
  5. Step 5: Solve for x
    x = 296,334,760,771.28/806,041.60
  6. Step 6: Final answer
    x = 367,642.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.